Home / 160,650,399.60-240,807,637.80-87,755,065.20

Finding the Fourth Proportional to 160,650,399.60, 240,807,637.80 and 87,755,065.20

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Solution

The fourth proportional to 160,650,399.60, 240,807,637.80 and 87,755,065.20 is: 131,540,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,650,399.60 : 240,807,637.80 = 87,755,065.20 : x
  2. Step 2: Convert to fraction form
    160,650,399.60/240,807,637.80 = 87,755,065.20/x
  3. Step 3: Cross multiply
    160,650,399.60x = 240,807,637.80 × 87,755,065.20
  4. Step 4: Simplify right side
    160,650,399.60x = 21,132,089,955,796,988
  5. Step 5: Solve for x
    x = 21,132,089,955,796,988/160,650,399.60
  6. Step 6: Final answer
    x = 131,540,849.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.